- Heart rate monitor:record the heartbeats and moreover, support a simple report about your whole hear rate state. Meanwhile, it will give some advice to improve your body- Breath state:it can record your breath to test your sports energy - Sleep management:record your sleep time, including deep sleep, light sleep and awake, you can also see the history- Information pushing:WeChat, Weibo, QQ, calls, SMS, etc. - 0.91 inch OLED- IP67 waterproof grade:not wear it to swim or shower, or soaked in the water